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Fan Blade (4)
HVAC Ignition Control (7)

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Armstrong Air

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Product Image of Cleanout Cover, R41811-001
Cleanout Cover, R41811-001
SKU: R41811-001
Armstrong Air
SKU: R41811-001
$7.91 each
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Product Image of Orifice Spring Kit LP-Nat, ANGKT555-1
$149.94 each
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Product Image of SPST Pressure Switch -.85" wc, R101432-15
SPST Pressure Switch -.85" wc, R101432-15
SKU: R101432-15
Armstrong Air
SKU: R101432-15
$30.73 each
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Product Image of Interlock Switch, R104326-02
Interlock Switch, R104326-02
SKU: R104326-02
Armstrong Air
SKU: R104326-02
$55.47 each
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Product Image of 7/8" Service Valve, R104519-02
7/8" Service Valve, R104519-02
SKU: R104519-02
Armstrong Air
SKU: R104519-02
$98.10 each
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Product Image of Inducer Draft Assembly, R44704-002
Inducer Draft Assembly, R44704-002
SKU: R44704-002
Armstrong Air
SKU: R44704-002
(2)
$286.64 each
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Product Image of Blower Motor, R614688-54
Blower Motor, R614688-54
SKU: R614688-54
Armstrong Air
SKU: R614688-54
$771.45 each
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Product Image of Rollout Switch, R37520B016
Rollout Switch, R37520B016
SKU: R37520B016
Armstrong Air
SKU: R37520B016
$17.14 each
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Product Image of .3"wc Pressure Switch, R100306-02
.3"wc Pressure Switch, R100306-02
SKU: R100306-02
Armstrong Air
SKU: R100306-02
$49.41 each
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Product Image of Pressure Switch 2-STG .45/.80, R102613-01
$70.67 each
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Product Image of 1/3hp 208/230v 1ph Motor , R104333-06
$385.00 each
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Product Image of Ignition Control Module, R38691B-001
Ignition Control Module, R38691B-001
SKU: R38691B-001
Armstrong Air
SKU: R38691B-001
(1)
$454.06 each
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Product Image of 208-230v 1ph 1/2hp 1050 Rpm Motor, R614688-72
$791.28 each
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Product Image of Limit Switch, R40154B004
Limit Switch, R40154B004
SKU: R40154B004
Armstrong Air
SKU: R40154B004
(1)
$66.34 each
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Product Image of LP Pilot Orifice, .010, R28947A006
LP Pilot Orifice, .010, R28947A006
SKU: R28947A006
Armstrong Air
SKU: R28947A006
$8.68 each
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Product Image of Door Switch, R604221-01
Door Switch, R604221-01
SKU: R604221-01
Armstrong Air
SKU: R604221-01
$33.72 each
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Product Image of Pressure Switch .60" wc, R102699-01
Pressure Switch .60" wc, R102699-01
SKU: R102699-01
Armstrong Air
SKU: R102699-01
(2)
$73.66 each
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Product Image of 23-1/2" Dia 18 Deg CW 3Bld Fan, R42686-001
$127.13 each
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Product Image of Ignition Module Control Board, R43110-002
$428.45 each
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Product Image of 3-Way Horizontal Drain Pan, R76794100
$136.60 each
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Product Image of Blower Wheel Replacement, R34833B001
$229.09 each
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Product Image of Blower Housing And Wheel, R76727800
$151.89 each
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Product Image of HSI Ignitor, R43203-002
HSI Ignitor, R43203-002
SKU: R43203-002
Armstrong Air
SKU: R43203-002
(1)
$76.18 each
In Stock
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Product Image of Draft Inducer Assembly, R46087-001
Draft Inducer Assembly, R46087-001
SKU: R46087-001
Armstrong Air
SKU: R46087-001
$565.41 each
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Product Image of Swivel Nut, R76706200
Swivel Nut, R76706200
SKU: R76706200
Armstrong Air
SKU: R76706200
$9.78 each
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Product Image of Nat to LP Conversion Kit, ALPKT572-2
$126.13 each
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Product Image of Heat Exchanger Replacement, R38999D019
$1,489.98 each
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Product Image of Fan Blade, R39062B002
Fan Blade, R39062B002
SKU: R39062B002
Armstrong Air
SKU: R39062B002
$91.80 each
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Product Image of 120/240v 1/2hp Variable Speed Motor, R76700584
$716.42 each
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Product Image of Heat Exchanger, R613596-07
Heat Exchanger, R613596-07
SKU: R613596-07
Armstrong Air
SKU: R613596-07
$655.45 each
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Product Image of Blower Housing, R613227-01
Blower Housing, R613227-01
SKU: R613227-01
Armstrong Air
SKU: R613227-01
$234.30 each
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Product Image of TXV Valve, H2TXV03
TXV Valve, H2TXV03
SKU: H2TXV03
Armstrong Air
SKU: H2TXV03
$233.00 each
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Product Image of Combustion Air Kit w/ Pressure Switch, R06428D456
$304.15 each
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Product Image of 208/240v Primary 24v Secondary 40va Transformer, R104824-02
$88.52 each
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Product Image of 208/230v 1/2hp Blower Motor, R104953-01
$503.18 each
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Product Image of Discharge T-Stat, R42936-001
Discharge T-Stat, R42936-001
SKU: R42936-001
Armstrong Air
SKU: R42936-001
$25.67 each
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Product Image of Inlet Liquid Line Stub, R76794300
$14.11 each
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Product Image of Natural to LP Conversion Kit, ALPKT572-3
$122.43 each
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Product Image of 10 kW Heater Assembly, R46211-004
10 kW Heater Assembly, R46211-004
SKU: R46211-004
Armstrong Air
SKU: R46211-004
$447.61 each
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Product Image of Pneumatic Temp Switch 10-60 Psi, D126008
$564.14 each
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Product Image of SPST Pressure Switch -.70" wc, R102699-02
$97.31 each
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Product Image of Comfort Sync A3 Wifi Stat, 1.841226
$1,030.87 each
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Product Image of Filter Drier, R100215-13
Filter Drier, R100215-13
SKU: R100215-13
Armstrong Air
SKU: R100215-13
$102.62 each
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Product Image of Thermal Expansion Valve Replacement, R100254-11
$184.54 each
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Product Image of SPST Pressure Switch .65" wc, R100684-04
$55.21 each
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Product Image of 1/8 HP 208/230v 1075 RPM Motor, R101949-03
$426.21 each
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Product Image of R410athermal Expansion Valve, R106229-01
$156.03 each
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Product Image of L145-40f Limit Switch, R110070005
L145-40f Limit Switch, R110070005
SKU: R110070005
Armstrong Air
SKU: R110070005
$28.62 each
In Stock
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Resources
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More About Armstrong Air

Armstrong Air is a manufacturer of residential heating and cooling systems. Products include gas furnaces, air conditioners, heat pumps, oil furnaces, mini-split systems, and air handlers. They serve single-family residential and light commercial applications. Founded in 1928 and headquartered in West Columbia, South Carolina, Armstrong Air operates as part of Allied Air Enterprises LLC, a Lennox International company. The brand's product line includes the Pro Series of premium residential HVAC systems. Proprietary technologies include MHT Technology in air conditioners, QuietShift Technology in heat pumps, and EHX Technology in gas furnaces. ENERGY STAR qualified models are available across multiple Armstrong Air product categories. Residential HVAC contractors and dealers specify Armstrong Air equipment for new construction and replacement installations. Priorities include a manufacturer-backed dealer network and multi-product system compatibility.

Product Lines

Pro Series Systems

Armstrong Air's Pro Series is the brand's premium residential system line, designed for the highest efficiency and comfort performance within the Armstrong Air product family. Pro Series systems pair Armstrong Air cooling and heating components with the brand's integrated controls and system-matching technology. They are specified when the project calls for top-tier efficiency and advanced comfort features.

Gas Furnaces

Armstrong Air gas furnaces incorporate EHX Technology for more even heat distribution. They are available in upflow, downflow, and horizontal configurations. Multiple AFUE efficiency tiers cover new construction and retrofit residential applications across climate zones.

Air Conditioners

Armstrong Air air conditioners feature MHT Technology, engineered for consistent and reliable cooling. Available in multiple SEER2 efficiency tiers with ENERGY STAR qualified models, Armstrong Air air conditioners pair with Armstrong Air air handlers and coils for system-matched installations.

Heat Pumps

Armstrong Air heat pumps incorporate QuietShift Technology to reduce compressor and fan noise during heating operation. Providing both heating and cooling from a single outdoor unit, Armstrong Air heat pumps are specified for mild-climate residential applications where a dual-function system is preferred.

Mini-Split Systems

Armstrong Air mini-split systems provide ductless heating and cooling. They suit single-zone and multi-zone residential or light commercial applications. They are specified for room additions, converted spaces, sunrooms, and multi-zone applications outside the reach of the central ducted HVAC system.

Why Contractors Specify Armstrong Air

Armstrong Air has been producing residential HVAC equipment since 1928. As part of Allied Air Enterprises LLC, a Lennox International company, the brand is backed by a manufacturer with broad technical and distribution infrastructure. ENERGY STAR qualified models are available across multiple product categories. The brand's system-matching approach pairs Armstrong Air outdoor equipment with Armstrong Air air handlers, coils, and thermostats. This simplifies compatibility verification on residential HVAC installations.

How to Choose an Armstrong Air Product

The most important decision variable is the system type and fuel source: natural gas, propane, electricity (heat pump or straight-cool), or oil. These variables narrow the Armstrong Air product line to the applicable equipment categories before efficiency tier and capacity sizing decisions are made.

For gas heating, Armstrong Air furnaces are available in multiple AFUE tiers — selecting the appropriate tier depends on climate zone, homeowner cost goals, and local energy code minimums. For cooling, Armstrong Air air conditioners in multiple SEER2 tiers allow efficiency matching to the project requirements. Matching the Armstrong Air outdoor unit with an Armstrong Air indoor coil and air handler within the same efficiency tier preserves system efficiency and warranty coverage. For heating and cooling from a single outdoor unit, Armstrong Air heat pumps cover mild-climate applications. For ductless or multi-zone applications, Armstrong Air mini-splits are the specification path.

Frequently Asked Questions

Where is Armstrong Air headquartered?

Armstrong Air is headquartered in West Columbia, South Carolina. It operates as part of Allied Air Enterprises LLC, a Lennox International company.

How does system matching affect Armstrong Air warranty coverage?

Matching an Armstrong Air outdoor unit with an Armstrong Air indoor coil and air handler within the same efficiency tier preserves system efficiency and warranty coverage. Warranty terms vary by product line and model. They may require registration within a specific window after installation.

What's the difference between the Armstrong Air Pro Series and the standard product line?

The Armstrong Air Pro Series is the brand's premium residential platform, featuring the highest efficiency tiers and advanced comfort technologies within the Armstrong Air family. Standard-tier models deliver reliable performance at lower upfront cost. Pro Series is specified for maximum efficiency and comfort. Standard models suit budget-conscious new construction or straightforward replacement applications.

What AFUE options do Armstrong Air gas furnaces offer?

Armstrong Air gas furnaces are available in multiple AFUE efficiency tiers. The right tier depends on climate zone, homeowner cost goals, and local energy code minimums.

Which thermostats pair with Armstrong Air equipment?

Armstrong Air offers thermostats designed for compatibility with Armstrong Air equipment. The brand's system-matching approach pairs Armstrong Air outdoor equipment with Armstrong Air air handlers, coils, and thermostats. Compatibility with a specific third-party thermostat depends on wiring requirements and the Armstrong Air system being controlled.

What Armstrong Air product is right for a room addition without existing ductwork?

For a room addition without existing ductwork, Armstrong Air mini-split systems are the appropriate product. Armstrong Air mini-splits provide ductless heating and cooling in single-zone and multi-zone configurations without modifying the existing central ducted system.